/Engine/Plugins/Experimental/PCG/Source/PCG/Public/PCGCommon.h
[EPCGHiGenGrid](API\Plugins\PCG\EPCGHiGenGrid) & operator&= ( [EPCGHiGenGrid](API\Plugins\PCG\EPCGHiGenGrid) & Lhs, [EPCGHiGenGrid](API\Plugins\PCG\EPCGHiGenGrid) Rhs )